    <%@ page contentType="text/html;charset=UTF-8" language="java" %>
<%
    String basePath = request.getScheme() + "://" +
            request.getServerName() + ":" + request.getServerPort() +
            request.getContextPath() + "/";
%>
<html>
<head>
    <base href="<%=basePath%>" target="_blank">
    <meta charset="UTF-8">
    <title>Hello</title>
    <link rel="stylesheet" type="text/css" href="static/css/hello.css">
</head>
<body>
    <div align="center">我是 Html 文件！</div>
    <a href="/simple">/simple点击跳转</a> <br/>
    <a href="simple">simple点击跳转</a>
</body>
</html>
